Chicago air quality remains in the top five worst in the world Friday with an Air Quality Alert in place from Canadian ...

An Air Quality Alert remains in place in the Chicago area as smoke from the Canadian wildfires lingers in the air. WGN's Emmy ...

National Weather Service officials called an air quality alert in effect until midnight as well as a beach hazard warning.

The hazy skies in the Chicago area are the visible sign of the poor air quality Thursday as smoke from Canadian wildfires ...

"The air quality is officially dangerous in Chicago," says Brian Urbaszewski, director of environmental health programs at ...

Friday morning, Chicago's air quality showed a PM 2.5 of 157. Typically, anything above 100 is considered to be hazardous to at least some groups, and anything over 150 is considered to be “unhealthy, ...

Saturday offers generous sunshine mixed with puffy fair weather clouds, comfortable temperatures and low humidity. An Air ...

On Friday, the Minnesota Pollution Control Agency extended the current air quality alert for all of Minnesota and Wisconsin ...

CHICAGO - Today we have an air quality alert in effect with unhealthy levels of smoke in the air. We also have high waves ...

It appeared that, as of Friday, Chicago-area residents wouldn't get a reprieve from poor air quality in the near future.

Good afternoon, Chicago. Air quality alerts issued today in Illinois because of Canadian wildfire smoke marked the latest ...